It's been so long now since I did a Windows 7 install I cannot recall if you can even continue without a key and have a 30-day demo mode, during which there would be some mechanism for entering the license key once you had one.Įdited by britechguy, 16 September 2018 - 03:34 PM. The one ISO I used from that collection a while back appeared to be stock Microsoft and I was prompted to enter a license key for Windows 7. Bleeping Computer strictly forbids the discussion of sources of cracked software or the encouraging of its use in any way, shape, or form. Windows 7 Home Premium OA 64 bit is obtainable on the Internet. The OA version is available in both 32 and 64 bits. They provide the facility of easy activation of the version as the product key is already with them and they unlock the version in the safest mode. What makes legal or not is whether something would be 'cracked' which means it would automatically `license itself` even though the end user did not have a legitimate license key. Authorized producers make the OA versions of the operating systems. The individual who archived them says they came from Microsoft's servers, and I have little reason to doubt that. After completion, Rufus will ask you to restart. Now, click on the Start button and wait for a while to finish. Make sure to keep all the default settings as it is. Now, open Rufus, in order to create bootable media for Windows 10. Anyone is allowed to have and keep the installation media for Windows. Now follow the following steps to clean install Windows 10 using ISO file, Insert a flash drive, at least 16 GB. So far as I know there is no such thing as an illegal ISO if it was downloaded from Microsoft.